The Figure Shows the Energy Levels for an Electron in a Finite

question 9

Multiple Choice

The figure shows the energy levels for an electron in a finite potential energy well.If the electron makes a transition from the n = 3 state to the ground state, what is the wavelength of the emitted photon?

• A)6.0 nm
• B)5.7 nm
• C)5.3 nm
• D)3.0 nm
• E)2.3 nm

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